4 Levels of Brownies: Amateur to Food Scientist

How do you like your brownies? Gooey? Cakey? We challenged chefs of three different levels - an amateur, a home cook and a professional chef - to make their versions of the brownie. And then we brought in a food scientist to review their work. Which brownie was the best?
Check out the professional's recipe here on the ICE blog: https://www.ice.edu/blog/bourbon-salted-caramel-brownie-recipe